package com.md.Lession10;

import java.util.Iterator;
import java.util.Scanner;

public class Dome2 {
	public static void main(String[] args) {
		Scanner scanner=new Scanner(System.in);
		  int a=scanner.nextInt();
		int i=0;
		int j=0;
		for (i =1; i <=a; i++) {
			for ( j= 1; j<=2*i-1; j++) {
				System.out.print("*");
			}
			System.out.println("");
		}
	}
}
